STARLINK-2517, 48309
Orbit data source: Space-Track
STARLINK-2517, 48309 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 29 Apr 2021 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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48309 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 STARLINK-2517
1 48309U 21036AK 26242.47713779 .00001416 00000-0 57357-4 0 9990
2 48309 53.1615 0.1584 0001207 89.6567 270.4573 15.31720949294842Epoch: 2026-08-30T11:27Z
TLE epoch observation values (Epoch: 2026-08-30T11:27:04.705Z)
Latitude
0.00002°
Longitude
-150.28335°
Altitude
471.572 km
Speed
7.631 km/s
True Right ascension
00h 00m 38s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
10:03:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.761 km
Perigee altitude
470.107 km
Semi-major axis
6,849.071 km
Eccentricity
0.00012
Inclination
53.1615°
RAAN
0.1584°
Arg. of periapsis
89.6567°
True anomaly
270.44347°
Mean anomaly
270.4573°
Eccentric anomaly
270.45038°
Mean motion
3.82909 °/min
Orbital period
94.02 mins
BSTAR
0.000057357
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Other satellites on launch #36 in the year 2021 (2021-04-29 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-2517 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-08-31 09:32:04.466Z | 169.006° S | 2026-08-31 09:34:04.466Z | 128.739° SE | 19.183° | 2026-08-31 09:36:04.466Z | 88.79° E |
| 5 mins | 2026-08-31 11:10:04.466Z | 267.581° W | 2026-08-31 11:12:04.466Z | 349.051° N | 34.392° | 2026-08-31 11:15:04.466Z | 39.73° NE |
| 4 mins | 2026-08-31 16:07:04.466Z | 358.562° N | 2026-08-31 16:08:04.466Z | 23.278° NE | 21.767° | 2026-08-31 16:11:04.466Z | 81.108° E |
| 5 mins | 2026-08-31 17:44:04.466Z | 294.022° NW | 2026-08-31 17:46:04.466Z | 234.097° WSW | 38.553° | 2026-08-31 17:49:04.466Z | 149.764° SSE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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